117121240

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{7159}}^1$

素因数の和:7579

約数の個数: 32

約数和(自身を含む): 264204000

約数和(自身を除く): 147082760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 7159, 8180, 14318, 16360, 28636, 35795, 57272, 71590, 143180, 286360, 2928031, 5856062, 11712124, 14640155, 23424248, 29280310, 58560620, 117121240]

約数ペア:

[(1, 117121240), (2, 58560620), (4, 29280310), (5, 23424248), (8, 14640155), (10, 11712124), (20, 5856062), (40, 2928031), (409, 286360), (818, 143180), (1636, 71590), (2045, 57272), (3272, 35795), (4090, 28636), (7159, 16360), (8180, 14318)]